Whirlpool bathtub



FIG. 1 is a perspective view of a whirlpool bathtub showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof, taken on line 3--3 of FIG. 2;

FIG. 4 is an end elevational view thereof, taken on line 4--4 of FIG. 2;

FIG. 5 is an end elevational view thereof, taken on line 5--5 of FIG. 2;

FIG. 6 is a cross-sectional view thereof, taken on line 6--6 of FIG. 2;

FIG. 7 is a cross-sectional view thereof, taken on line 7--7 of FIG. 2;

FIG. 8 is a cross-sectional view thereof, taken on line 8--8 of FIG. 2; and,

FIG. 9 is a cross-sectional view thereof, taken on line 9--9 of FIG. 2. 

The ornamental design for a whirlpool bathtub, as shown. 